Surname อัฐศักดิ์ (อัฐศักดิ์ 
, Atsak 
, Itthasak ) , around the world, is a rare last name. The cognomen อัฐศักดิ์ is characteristic of Turkey, where it is a rare surname, Germany, where it is a very rare surname, and Thailand. Not in comparison with a country's population, it is the most numerous in Turkey, Germany, and Nigeria. Much less frequently, อัฐศักดิ์ is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| อัฐศักดิ์, Itthasak | Thailand |
| Atsak | Turkey, Germany, Nigeria, India, France |